US7492939B2 - Method for rendering digital radiographic images for display based on independent control of fundamental image of quality parameters - Google Patents
Method for rendering digital radiographic images for display based on independent control of fundamental image of quality parameters Download PDFInfo
- Publication number
- US7492939B2 US7492939B2 US11/781,975 US78197507A US7492939B2 US 7492939 B2 US7492939 B2 US 7492939B2 US 78197507 A US78197507 A US 78197507A US 7492939 B2 US7492939 B2 US 7492939B2
- Authority
- US
- United States
- Prior art keywords
- image
- digital image
- frequency band
- dynamic range
- sharpness
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000009877 rendering Methods 0.000 title description 7
- 238000013507 mapping Methods 0.000 claims abstract description 7
- 230000002708 enhancing effect Effects 0.000 claims abstract description 6
- 230000003287 optical effect Effects 0.000 claims abstract description 4
- 230000001965 increasing effect Effects 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 10
- 230000007423 decrease Effects 0.000 claims 1
- 230000006870 function Effects 0.000 description 16
- 230000001419 dependent effect Effects 0.000 description 8
- 230000003247 decreasing effect Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 210000004072 lung Anatomy 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000002601 radiography Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 210000003484 anatomy Anatomy 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 238000003703 image analysis method Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Images
Classifications
-
- G06T5/75—
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20016—Hierarchical, coarse-to-fine, multiscale or multiresolution image processing; Pyramid transform
Landscapes
- Image Processing (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
- Facsimile Image Signal Circuits (AREA)
- Image Analysis (AREA)
Abstract
Description
I′(i,j)=B 0(i,j)+g 1(B 0(i,j))*B 1(i,j)+g 2(B 0(i,j))*B2(i,j)+g 3(B 0(i,j))*B 3(i,j)
detailContrast(B 0(i,j))=g 1(B 0(i,j))*(dD/dx).
g 1(B 0(i,j))=detailContrast(B 0(i,j))/dD/dx
g 2(B 0(i,j))=sharpness(B 0(i,j))*g 1(B 0(i,j))
g 3(B 0(i,j))=fineDetail(B 0(i,j))*g 2(B 0(i,j))
I′(i,j)=g 3(I 0(i,j))I(i,j)+(1−g 1(I 0(i,j)))I 0(i,j)+(g 1(I 0(i,j))−g 2(I 0(i,j)))I 1(i,j)+(g 2(I 0(i,j))−g 3(I 0(i,j)))I 2(i,j)
- 10 image acquisition unit
- 20 low-pass operator using filter K0
- 30 low-pass operator using filter K1
- 40 low-pass operator using filter K2
- 60,70,80 subtractor
- 61,71,81 multiplier
- 62,72,82 adder
- 90 tone scale process
- 91,92,93 gain terms
- 100 example tone scale function
- 200 low detail contrast and wide latitude image example
- 201 high detail contrast and narrow latitude image example
- 300 high-density lung field area
- 301 low-density diaphragm area
- 400-403 multiplier
- 501-503 adder
- 600 computer
- 601 memory
- 602 input device
- 603 display
- 604 processing unit
- 605 output device
- 606 control/data bus
- 607 transportable storage medium
- 608 storage media
Claims (5)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/781,975 US7492939B2 (en) | 2003-07-24 | 2007-07-24 | Method for rendering digital radiographic images for display based on independent control of fundamental image of quality parameters |
US12/180,589 US7822256B2 (en) | 2003-07-24 | 2008-07-28 | Method for rendering digital radiographic images for display based on independent control of fundamental image quality parameters |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/625,964 US7266229B2 (en) | 2003-07-24 | 2003-07-24 | Method for rendering digital radiographic images for display based on independent control of fundamental image quality parameters |
US11/781,975 US7492939B2 (en) | 2003-07-24 | 2007-07-24 | Method for rendering digital radiographic images for display based on independent control of fundamental image of quality parameters |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/625,964 Continuation US7266229B2 (en) | 2003-07-24 | 2003-07-24 | Method for rendering digital radiographic images for display based on independent control of fundamental image quality parameters |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/180,589 Continuation US7822256B2 (en) | 2003-07-24 | 2008-07-28 | Method for rendering digital radiographic images for display based on independent control of fundamental image quality parameters |
Publications (2)
Publication Number | Publication Date |
---|---|
US20070269095A1 US20070269095A1 (en) | 2007-11-22 |
US7492939B2 true US7492939B2 (en) | 2009-02-17 |
Family
ID=33490890
Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/625,964 Active 2025-08-26 US7266229B2 (en) | 2003-07-24 | 2003-07-24 | Method for rendering digital radiographic images for display based on independent control of fundamental image quality parameters |
US11/781,975 Expired - Fee Related US7492939B2 (en) | 2003-07-24 | 2007-07-24 | Method for rendering digital radiographic images for display based on independent control of fundamental image of quality parameters |
US11/781,973 Expired - Fee Related US7496224B2 (en) | 2003-07-24 | 2007-07-24 | Method for rendering digital radiographic images for display based on independent control of fundamental image quality parameters |
US11/834,356 Active 2025-06-17 US7848560B2 (en) | 2003-07-24 | 2007-08-06 | Control of multiple frequency bands for digital image |
US12/180,589 Expired - Lifetime US7822256B2 (en) | 2003-07-24 | 2008-07-28 | Method for rendering digital radiographic images for display based on independent control of fundamental image quality parameters |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/625,964 Active 2025-08-26 US7266229B2 (en) | 2003-07-24 | 2003-07-24 | Method for rendering digital radiographic images for display based on independent control of fundamental image quality parameters |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/781,973 Expired - Fee Related US7496224B2 (en) | 2003-07-24 | 2007-07-24 | Method for rendering digital radiographic images for display based on independent control of fundamental image quality parameters |
US11/834,356 Active 2025-06-17 US7848560B2 (en) | 2003-07-24 | 2007-08-06 | Control of multiple frequency bands for digital image |
US12/180,589 Expired - Lifetime US7822256B2 (en) | 2003-07-24 | 2008-07-28 | Method for rendering digital radiographic images for display based on independent control of fundamental image quality parameters |
Country Status (4)
Country | Link |
---|---|
US (5) | US7266229B2 (en) |
EP (1) | EP1501049B1 (en) |
JP (1) | JP2005040590A (en) |
DE (1) | DE602004024847D1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080279440A1 (en) * | 2003-07-24 | 2008-11-13 | Carestream Health, Inc. | Method for rendering digital radiographic images for display based on independent control of fundamental image quality parameters |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005028892A1 (en) * | 2005-06-22 | 2006-12-28 | Siemens Ag | Processing a two-dimensional initial image by dismantling initial image into partial images and residual image, assigning one of the partial images as pilot image and assigning pilot frequency, and determining and summing weighting factors |
US7706626B2 (en) | 2005-12-20 | 2010-04-27 | Carestream Health, Inc. | Digital image reconstruction using inverse spatial filtering |
CN100336080C (en) * | 2006-01-25 | 2007-09-05 | 西安交通大学 | Dimensional space decomposition and reconstruction based balanced X-ray image display processing method |
DE102006044189A1 (en) * | 2006-09-20 | 2008-04-17 | Siemens Ag | A method for providing a variety of processed image data, methods for processing a variety of image data and an X-ray image system |
US8401256B2 (en) * | 2006-11-13 | 2013-03-19 | General Electric Company | Systems and methods for an interactive PACS image display test image |
KR100936473B1 (en) | 2007-03-19 | 2010-01-13 | (주)이우테크놀로지 | Method for the x-ray image acquisition |
US8897524B2 (en) * | 2007-10-29 | 2014-11-25 | Ramot At Tel-Aviv University Ltd. | Method and device for processing computerized tomography images |
WO2009081394A1 (en) * | 2007-12-20 | 2009-07-02 | Ramot At Tel Aviv University Ltd. | Method of and apparatus for processing images |
US8270695B2 (en) * | 2008-10-07 | 2012-09-18 | Carestream Health, Inc. | Diagnostic image processing with automatic self image quality validation |
US8588485B2 (en) * | 2008-11-25 | 2013-11-19 | Carestream Health, Inc. | Rendering for improved diagnostic image consistency |
JP5249111B2 (en) * | 2009-03-31 | 2013-07-31 | オリンパス株式会社 | Image processing apparatus, method, program, and imaging system |
WO2012017440A1 (en) * | 2010-08-05 | 2012-02-09 | Ramot At Tel-Aviv University Ltd. | Method and system for processing an image featuring multiple scales |
JP5868119B2 (en) * | 2010-12-09 | 2016-02-24 | キヤノン株式会社 | Image processing apparatus, radiation imaging system, image processing method, and recording medium |
JP2012247873A (en) * | 2011-05-25 | 2012-12-13 | Sony Corp | Image processing apparatus and method |
JP2012247874A (en) | 2011-05-25 | 2012-12-13 | Sony Corp | Image processing apparatus and method |
KR101820844B1 (en) * | 2011-07-22 | 2018-01-23 | 삼성전자주식회사 | Apparatus for generating diagnosis image, medical imaging system, and method for processing image |
US8988552B2 (en) | 2011-09-26 | 2015-03-24 | Dolby Laboratories Licensing Corporation | Image formats and related methods and apparatuses |
JP5822620B2 (en) * | 2011-09-26 | 2015-11-24 | キヤノン株式会社 | Image processing apparatus and image processing method |
RS64021B1 (en) | 2011-12-06 | 2023-03-31 | Dolby Laboratories Licensing Corp | Computer program for and computer readable medium having stored a bitstream for improving the perceptual luminance nonlinearity-based image data exchange across different display capabilities |
US10242650B2 (en) | 2011-12-06 | 2019-03-26 | Dolby Laboratories Licensing Corporation | Perceptual luminance nonlinearity-based image data exchange across different display capabilities |
US8594446B2 (en) * | 2012-01-12 | 2013-11-26 | Eastman Kodak Company | Method for enhancing a digitized document |
JP5889013B2 (en) * | 2012-02-01 | 2016-03-22 | キヤノン株式会社 | Image processing apparatus and image processing method |
US8873821B2 (en) | 2012-03-20 | 2014-10-28 | Paul Reed Smith Guitars Limited Partnership | Scoring and adjusting pixels based on neighborhood relationships for revealing data in images |
EP2713307B1 (en) * | 2012-09-28 | 2018-05-16 | Accenture Global Services Limited | Liveness detection |
US9741098B2 (en) * | 2012-10-12 | 2017-08-22 | Nvidia Corporation | System and method for optimizing image quality in a digital camera |
KR102153345B1 (en) * | 2013-05-30 | 2020-09-09 | 삼성전자주식회사 | Radiation imaging apparatus and method for representation of radioacitve image of the same |
US9947129B2 (en) | 2014-03-26 | 2018-04-17 | Carestream Health, Inc. | Method for enhanced display of image slices from 3-D volume image |
TWI520101B (en) * | 2014-04-16 | 2016-02-01 | 鈺創科技股份有限公司 | Method for making up skin tone of a human body in an image, device for making up skin tone of a human body in an image, method for adjusting skin tone luminance of a human body in an image, and device for adjusting skin tone luminance of a human body in |
CN105488765B (en) * | 2015-11-23 | 2018-12-07 | 沈阳东软医疗系统有限公司 | A kind of dynamic range of images method of adjustment and device |
WO2017089215A1 (en) * | 2015-11-26 | 2017-06-01 | Koninklijke Philips N.V. | Apparatus having a user interface for enhancing medical images |
US10405820B2 (en) | 2016-05-26 | 2019-09-10 | Carestream Health, Inc. | Real-time image processing for fluoroscopic imaging |
JP2019028537A (en) * | 2017-07-26 | 2019-02-21 | キヤノン株式会社 | Image processing apparatus and image processing method |
CN108876733B (en) * | 2018-05-30 | 2021-11-09 | 上海联影医疗科技股份有限公司 | Image enhancement method, device, equipment and storage medium |
US10726246B1 (en) | 2019-06-24 | 2020-07-28 | Accenture Global Solutions Limited | Automated vending machine with customer and identification authentication |
USD963407S1 (en) | 2019-06-24 | 2022-09-13 | Accenture Global Solutions Limited | Beverage dispensing machine |
EP3869395A1 (en) | 2020-02-21 | 2021-08-25 | Accenture Global Solutions Limited | Identity and liveness verification |
WO2022051199A1 (en) | 2020-09-03 | 2022-03-10 | Carestream Health, Inc. | Noise suppression using deep convolutional networks |
KR102527325B1 (en) * | 2020-09-24 | 2023-05-02 | (주)레비스톤 | A dental X-ray scanning apparatus having preview function |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5467404A (en) | 1991-08-14 | 1995-11-14 | Agfa-Gevaert | Method and apparatus for contrast enhancement |
US5644662A (en) | 1993-02-11 | 1997-07-01 | Agfa-Gevaert | Multiple processing of radiographic images based on a pyramidal image decomposition |
US5978518A (en) | 1997-02-25 | 1999-11-02 | Eastman Kodak Company | Image enhancement in digital image processing |
US6069979A (en) | 1997-02-25 | 2000-05-30 | Eastman Kodak Company | Method for compressing the dynamic range of digital projection radiographic images |
US6072913A (en) | 1996-12-13 | 2000-06-06 | Fuji Photo Film Co., Ltd. | Image processing method and apparatus |
US6167165A (en) | 1998-11-25 | 2000-12-26 | Eastman Kodak Company | Method for adjusting image detail to compensate for an applied tone scale |
US20010017619A1 (en) | 1999-06-07 | 2001-08-30 | Seiko Epson Corporation | Method and apparatus for adjusting quality of a displayed image |
US6424730B1 (en) | 1998-11-03 | 2002-07-23 | Eastman Kodak Company | Medical image enhancement method for hardcopy prints |
US6480300B1 (en) | 1998-04-08 | 2002-11-12 | Fuji Photo Film Co., Ltd. | Image processing apparatus, image processing method and recording medium on which software for executing the image processing is recorded |
US20030112374A1 (en) | 2003-01-31 | 2003-06-19 | Samsung Electronics Co., Ltd. | Method and apparatus for image detail enhancement using filter bank |
US20030179945A1 (en) | 2002-03-20 | 2003-09-25 | Sadato Akahori | Method, apparatus, and program for processing images |
US7079700B2 (en) | 2000-11-30 | 2006-07-18 | Canon Kabushiki Kaisha | Image processing apparatus, image processing method, storage medium, and program |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3478329B2 (en) * | 1999-10-01 | 2003-12-15 | セイコーエプソン株式会社 | Image processing apparatus and image processing method |
US7164808B2 (en) * | 2002-08-27 | 2007-01-16 | Hrl Laboratories, Llc | Method and apparatus for illumination compensation of digital images |
US7266229B2 (en) * | 2003-07-24 | 2007-09-04 | Carestream Health, Inc. | Method for rendering digital radiographic images for display based on independent control of fundamental image quality parameters |
-
2003
- 2003-07-24 US US10/625,964 patent/US7266229B2/en active Active
-
2004
- 2004-06-29 JP JP2004192055A patent/JP2005040590A/en not_active Withdrawn
- 2004-07-12 EP EP04077018A patent/EP1501049B1/en not_active Expired - Fee Related
- 2004-07-12 DE DE602004024847T patent/DE602004024847D1/en active Active
-
2007
- 2007-07-24 US US11/781,975 patent/US7492939B2/en not_active Expired - Fee Related
- 2007-07-24 US US11/781,973 patent/US7496224B2/en not_active Expired - Fee Related
- 2007-08-06 US US11/834,356 patent/US7848560B2/en active Active
-
2008
- 2008-07-28 US US12/180,589 patent/US7822256B2/en not_active Expired - Lifetime
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5467404A (en) | 1991-08-14 | 1995-11-14 | Agfa-Gevaert | Method and apparatus for contrast enhancement |
US5805721A (en) | 1991-08-14 | 1998-09-08 | Agfa-Gevaert | Method and apparatus for contrast enhancement |
US5644662A (en) | 1993-02-11 | 1997-07-01 | Agfa-Gevaert | Multiple processing of radiographic images based on a pyramidal image decomposition |
US6072913A (en) | 1996-12-13 | 2000-06-06 | Fuji Photo Film Co., Ltd. | Image processing method and apparatus |
US5978518A (en) | 1997-02-25 | 1999-11-02 | Eastman Kodak Company | Image enhancement in digital image processing |
US6069979A (en) | 1997-02-25 | 2000-05-30 | Eastman Kodak Company | Method for compressing the dynamic range of digital projection radiographic images |
US6480300B1 (en) | 1998-04-08 | 2002-11-12 | Fuji Photo Film Co., Ltd. | Image processing apparatus, image processing method and recording medium on which software for executing the image processing is recorded |
US6424730B1 (en) | 1998-11-03 | 2002-07-23 | Eastman Kodak Company | Medical image enhancement method for hardcopy prints |
US6167165A (en) | 1998-11-25 | 2000-12-26 | Eastman Kodak Company | Method for adjusting image detail to compensate for an applied tone scale |
US20010017619A1 (en) | 1999-06-07 | 2001-08-30 | Seiko Epson Corporation | Method and apparatus for adjusting quality of a displayed image |
US7079700B2 (en) | 2000-11-30 | 2006-07-18 | Canon Kabushiki Kaisha | Image processing apparatus, image processing method, storage medium, and program |
US20030179945A1 (en) | 2002-03-20 | 2003-09-25 | Sadato Akahori | Method, apparatus, and program for processing images |
US20030112374A1 (en) | 2003-01-31 | 2003-06-19 | Samsung Electronics Co., Ltd. | Method and apparatus for image detail enhancement using filter bank |
Non-Patent Citations (6)
Title |
---|
A. Polesel et al., Adaptive Unsharp Masking For Contrast Enhancement, 1997 IEEE, pp. 267-270. |
Martin Stahl et al., Digital radiography enhancement by nonlinear multiscale processing, Med. Phys. 27 (1), Jan. 2000, pp. 56-65. |
Mary Couwenhoven et al., Enhancement method that provides direct and independent control of fundamental attributes of image quality for radiographic imagery, Medical Imaging 2004-SPIE vol. 5367, pp. 474-481. |
R.F. Bessler et al., Contrast Enhancement Using Burt Pyramid Processing, SID 86 Digest, 1986, pp. 352-353, 19.3. |
Richard Van Metter et al., Enhanced latitude for digital projection radiography, SPIE, SanDiego, CA, Feb. 1999, vol. 3658, pp. 468-483. |
Steffen Hoppner, Ingo Maack, Ulrich Neitzel, Martin Stahl, Philips Medical Systems, "Equalized Contrast Display Processing for Digital Radiography", Medical Imaging 2002, Visualization, Image-Guided Procedures, and Display, SPIE, vol. 4681, pp. 617-625. |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080279440A1 (en) * | 2003-07-24 | 2008-11-13 | Carestream Health, Inc. | Method for rendering digital radiographic images for display based on independent control of fundamental image quality parameters |
US7822256B2 (en) * | 2003-07-24 | 2010-10-26 | Carestream Health, Inc. | Method for rendering digital radiographic images for display based on independent control of fundamental image quality parameters |
Also Published As
Publication number | Publication date |
---|---|
JP2005040590A (en) | 2005-02-17 |
US20070269095A1 (en) | 2007-11-22 |
US7822256B2 (en) | 2010-10-26 |
US20080002906A1 (en) | 2008-01-03 |
US7266229B2 (en) | 2007-09-04 |
US7848560B2 (en) | 2010-12-07 |
US20080279440A1 (en) | 2008-11-13 |
EP1501049A1 (en) | 2005-01-26 |
EP1501049B1 (en) | 2009-12-30 |
US20050018894A1 (en) | 2005-01-27 |
US7496224B2 (en) | 2009-02-24 |
US20070269094A1 (en) | 2007-11-22 |
DE602004024847D1 (en) | 2010-02-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7492939B2 (en) | Method for rendering digital radiographic images for display based on independent control of fundamental image of quality parameters | |
US6424730B1 (en) | Medical image enhancement method for hardcopy prints | |
US6069979A (en) | Method for compressing the dynamic range of digital projection radiographic images | |
US7068841B2 (en) | Automatic digital image enhancement | |
Paris et al. | Local Laplacian filters: Edge-aware image processing with a Laplacian pyramid. | |
US7016080B2 (en) | Method and system for improving scanned image detail | |
US5774599A (en) | Method for precompensation of digital images for enhanced presentation on digital displays with limited capabilities | |
US7570829B2 (en) | Selection of alternative image processing operations to maintain high image quality | |
US6782137B1 (en) | Digital image display improvement system and method | |
EP1789921B1 (en) | Image processing method and computer software for image processing | |
US6269195B1 (en) | Apparatus and methods for selectively feathering a composite image | |
US6735330B1 (en) | Automatic digital radiographic bright light | |
US8131051B2 (en) | Advanced automatic digital radiographic hot light method and apparatus | |
US6891977B2 (en) | Method for sharpening a digital image without amplifying noise | |
EP1139284B1 (en) | Method and apparatus for performing local color correction | |
US20030161545A1 (en) | Method for sharpening a digital image with signal to noise estimation | |
JP2000050081A (en) | Automatic tone control method by contrast gain control of edge | |
US20050089247A1 (en) | Sharpening a digital image in accordance with magnification values | |
JPH03102479A (en) | Method and apparatus for processing image | |
US7155044B2 (en) | Multiscale gradation processing method | |
JP4486784B2 (en) | Noise reduction method | |
EP1021032A2 (en) | A method for adjusting the tone scale of a digital image | |
US7626592B1 (en) | Multiscale gradation processing method | |
Couwenhoven et al. | Enhancement method that provides direct and independent control of fundamental attributes of image quality for radiographic imagery | |
Bonnier et al. | Locally adaptive multiscale contrast optimization |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: CARESTREAM HEALTH, INC., NEW YORK Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:COUWENHOVEN, MARY E.;SENN, ROBERT A.;REEL/FRAME:019601/0841 Effective date: 20030724 |
|
STCF | Information on status: patent grant |
Free format text: PATENTED CASE |
|
AS | Assignment |
Owner name: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, NEW YORK Free format text: INTELLECTUAL PROPERTY SECURITY AGREEMENT;ASSIGNORS:CARESTREAM HEALTH, INC.;CARESTREAM DENTAL, LLC;QUANTUM MEDICAL IMAGING, L.L.C.;AND OTHERS;REEL/FRAME:026269/0411 Effective date: 20110225 |
|
AS | Assignment |
Owner name: CARESTREAM HEALTH, INC., NEW YORK Free format text: RELEASE OF SECURITY INTEREST IN INTELLECTUAL PROPERTY (SECOND LIEN);ASSIGNOR:CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH;REEL/FRAME:027851/0812 Effective date: 20110225 |
|
FPAY | Fee payment |
Year of fee payment: 4 |
|
AS | Assignment |
Owner name: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, NEW YORK Free format text: AMENDED AND RESTATED INTELLECTUAL PROPERTY SECURITY AGREEMENT (FIRST LIEN);ASSIGNORS:CARESTREAM HEALTH, INC.;CARESTREAM DENTAL LLC;QUANTUM MEDICAL IMAGING, L.L.C.;AND OTHERS;REEL/FRAME:030711/0648 Effective date: 20130607 |
|
AS | Assignment |
Owner name: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, NEW YORK Free format text: SECOND LIEN INTELLECTUAL PROPERTY SECURITY AGREEMENT;ASSIGNORS:CARESTREAM HEALTH, INC.;CARESTREAM DENTAL LLC;QUANTUM MEDICAL IMAGING, L.L.C.;AND OTHERS;REEL/FRAME:030724/0154 Effective date: 20130607 |
|
FPAY | Fee payment |
Year of fee payment: 8 |
|
FEPP | Fee payment procedure |
Free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
|
LAPS | Lapse for failure to pay maintenance fees |
Free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
|
STCH | Information on status: patent discontinuation |
Free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
|
FP | Lapsed due to failure to pay maintenance fee |
Effective date: 20210217 |
|
AS | Assignment |
Owner name: TROPHY DENTAL INC., GEORGIA Free format text: RELEASE BY SECURED PARTY;ASSIGNOR:CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH;REEL/FRAME:061681/0380 Effective date: 20220930 Owner name: QUANTUM MEDICAL HOLDINGS, LLC, NEW YORK Free format text: RELEASE BY SECURED PARTY;ASSIGNOR:CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH;REEL/FRAME:061681/0380 Effective date: 20220930 Owner name: QUANTUM MEDICAL IMAGING, L.L.C., NEW YORK Free format text: RELEASE BY SECURED PARTY;ASSIGNOR:CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH;REEL/FRAME:061681/0380 Effective date: 20220930 Owner name: CARESTREAM DENTAL, LLC, GEORGIA Free format text: RELEASE BY SECURED PARTY;ASSIGNOR:CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH;REEL/FRAME:061681/0380 Effective date: 20220930 Owner name: CARESTREAM HEALTH, INC., NEW YORK Free format text: RELEASE BY SECURED PARTY;ASSIGNOR:CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH;REEL/FRAME:061681/0380 Effective date: 20220930 Owner name: TROPHY DENTAL INC., GEORGIA Free format text: RELEASE OF SECURITY INTEREST IN INTELLECTUAL PROPERTY (SECOND LIEN);ASSIGNOR:CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH;REEL/FRAME:061683/0601 Effective date: 20220930 Owner name: QUANTUM MEDICAL IMAGING, L.L.C., NEW YORK Free format text: RELEASE OF SECURITY INTEREST IN INTELLECTUAL PROPERTY (SECOND LIEN);ASSIGNOR:CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH;REEL/FRAME:061683/0601 Effective date: 20220930 Owner name: CARESTREAM DENTAL LLC, GEORGIA Free format text: RELEASE OF SECURITY INTEREST IN INTELLECTUAL PROPERTY (SECOND LIEN);ASSIGNOR:CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH;REEL/FRAME:061683/0601 Effective date: 20220930 Owner name: CARESTREAM HEALTH, INC., NEW YORK Free format text: RELEASE OF SECURITY INTEREST IN INTELLECTUAL PROPERTY (SECOND LIEN);ASSIGNOR:CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH;REEL/FRAME:061683/0601 Effective date: 20220930 Owner name: TROPHY DENTAL INC., NEW YORK Free format text: RELEASE OF SECURITY INTEREST IN INTELLECTUAL PROPERTY (FIRST LIEN);ASSIGNOR:CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH;REEL/FRAME:061683/0441 Effective date: 20220930 Owner name: QUANTUM MEDICAL IMAGING, L.L.C., NEW YORK Free format text: RELEASE OF SECURITY INTEREST IN INTELLECTUAL PROPERTY (FIRST LIEN);ASSIGNOR:CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH;REEL/FRAME:061683/0441 Effective date: 20220930 Owner name: CARESTREAM DENTAL LLC, GEORGIA Free format text: RELEASE OF SECURITY INTEREST IN INTELLECTUAL PROPERTY (FIRST LIEN);ASSIGNOR:CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH;REEL/FRAME:061683/0441 Effective date: 20220930 Owner name: CARESTREAM HEALTH, INC., NEW YORK Free format text: RELEASE OF SECURITY INTEREST IN INTELLECTUAL PROPERTY (FIRST LIEN);ASSIGNOR:CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH;REEL/FRAME:061683/0441 Effective date: 20220930 |